22:58:09 Create new PHPExcel object<br />22:58:09 Set document properties<br />22:58:09 Add data<br />22:58:09 Set data validation<br />22:58:09 Write to Excel2007 format<br />22:58:09 File written to 15datavalidation.xlsx<br />Call time to write Workbook was 0.0165 seconds<br />22:58:09 Current memory usage: 4.75 MB<br />22:58:09 Peak memory usage: 4.75 MB<br />22:58:09 Done writing file<br />File has been created in /alidata/www/jiandantest/vendor/phpoffice/phpexcel/Examples<br />